1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #pragma once 18 19 #include <utils/Errors.h> 20 #include <utils/RefBase.h> 21 #include <system/audio.h> 22 23 namespace android { 24 25 class AudioGain: public RefBase 26 { 27 public: 28 AudioGain(int index, bool useInChannelMask); ~AudioGain()29 virtual ~AudioGain() {} 30 setMode(audio_gain_mode_t mode)31 void setMode(audio_gain_mode_t mode) { mGain.mode = mode; } getMode()32 const audio_gain_mode_t &getMode() const { return mGain.mode; } 33 setChannelMask(audio_channel_mask_t mask)34 void setChannelMask(audio_channel_mask_t mask) { mGain.channel_mask = mask; } getChannelMask()35 const audio_channel_mask_t &getChannelMask() const { return mGain.channel_mask; } 36 setMinValueInMb(int minValue)37 void setMinValueInMb(int minValue) { mGain.min_value = minValue; } getMinValueInMb()38 int getMinValueInMb() const { return mGain.min_value; } 39 setMaxValueInMb(int maxValue)40 void setMaxValueInMb(int maxValue) { mGain.max_value = maxValue; } getMaxValueInMb()41 int getMaxValueInMb() const { return mGain.max_value; } 42 setDefaultValueInMb(int defaultValue)43 void setDefaultValueInMb(int defaultValue) { mGain.default_value = defaultValue; } getDefaultValueInMb()44 int getDefaultValueInMb() const { return mGain.default_value; } 45 setStepValueInMb(uint32_t stepValue)46 void setStepValueInMb(uint32_t stepValue) { mGain.step_value = stepValue; } getStepValueInMb()47 int getStepValueInMb() const { return mGain.step_value; } 48 setMinRampInMs(uint32_t minRamp)49 void setMinRampInMs(uint32_t minRamp) { mGain.min_ramp_ms = minRamp; } getMinRampInMs()50 int getMinRampInMs() const { return mGain.min_ramp_ms; } 51 setMaxRampInMs(uint32_t maxRamp)52 void setMaxRampInMs(uint32_t maxRamp) { mGain.max_ramp_ms = maxRamp; } getMaxRampInMs()53 int getMaxRampInMs() const { return mGain.max_ramp_ms; } 54 55 // TODO: remove dump from here (split serialization) 56 void dump(int fd, int spaces, int index) const; 57 58 void getDefaultConfig(struct audio_gain_config *config); 59 status_t checkConfig(const struct audio_gain_config *config); 60 getGain()61 const struct audio_gain &getGain() const { return mGain; } 62 63 private: 64 int mIndex; 65 struct audio_gain mGain; 66 bool mUseInChannelMask; 67 }; 68 69 } // namespace android 70